<template>
  <view v-if="goods_info.goods_name">
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
      <swiper-item v-for="(item,i) in goods_info.pics" :key="i">
        <image :src="item.pics_big" @click="preview(i)"></image>
      </swiper-item>

    </swiper>
    <view class="goods_info">
      <view class="goods-price">￥{{goods_info.goods_price}} </view>
      <view class="goods-body">
        <view class="goods-name"> {{goods_info.goods_name}}</view>
        <!-- 收藏 -->
        <view class="favi">
          <uni-icons type="star" size="18" color="gray"></uni-icons>
          <text>收藏</text>
        </view>
      </view>
      <!-- 快递 -->
      <view class="yf">快递：免运费{{cart.length}}</view>
      <!-- 商品详情信息 -->
     <rich-text :nodes="goods_info.goods_introduce"></rich-text>
     <view class="goods_nav">
  <uni-goods-nav :options="options" :fill="true" :button-group="buttonGroup" @click="onClick" @buttonClick="buttonClick" class="cart"/>
          </view>
    </view>
  </view>
</template>

<script>
 import { mapMutations,mapState,mapGetters } from 'vuex'
  export default {
    data() {
      return {
        goods_info: {},
         options: [{
        			icon: 'headphones',
        			text: '客服'
        		}, {
        			icon: 'shop',
        			text: '店铺',
        			info: 0,
        			infoBackgroundColor:'#007aff',
        			infoColor:"red"
        		}, {
        			icon: 'cart',
        			text: '购物车',
        			info:0
        		}],
        	    buttonGroup: [{
        	      text: '加入购物车',
        	      backgroundColor: '#ff0000',
        	      color: '#fff'
        	    },
        	    {
        	      text: '立即购买',
        	      backgroundColor: '#ffa200',
        	      color: '#fff'
        	    }
        	    ]
      };
    },
    computed:{
       ...mapState('m_cart', ['cart']),
       ...mapGetters('m_cart',['total'])
    },
    watch:{
      total:{
        handler(newVal){
          const findResult=this.options.find(x=>x.text==='购物车')
          if(findResult){
            findResult.info=newVal
          }
        },
        immediate:true
      }
    },
    onLoad(options) {
      console.log(options);
      const goods_id = options.goods_id
      this.getGoodsDetails(goods_id)
    },
    methods: {
     ...mapMutations('m_cart', ['addCart']),
      async getGoodsDetails(goods_id) {
         const { data: res} = await uni.$http.get('goods/detail', {goods_id})
         if (res.meta.status !== 200) return uni.$showMsg('请求数据失败')
          console.log(res.message);
         res.message.goods_introduce= res.message.goods_introduce.replace(/<img /g, '<img style="display:block;" ').replace(/webp/g, 'jpg')
        this.goods_info = res.message
      },
      preview(i) {
        uni.previewImage({
          current: i,
          urls: this.goods_info.pics.map(x => x.pics_big)
        })
      },
      onClick(e){
        console.log(e);
        if(e.content.text==='购物车'){
          uni.switchTab({
            url:'/pages/cart/cart'
          })
        }
      },
      buttonClick(e){
        if(e.content.text==='加入购物车'){
      const goods={
         goods_id: this.goods_info.goods_id,       // 商品的Id
               goods_name: this.goods_info.goods_name,   // 商品的名称
               goods_price: this.goods_info.goods_price, // 商品的价格
               goods_count: 1,                           // 商品的数量
               goods_small_logo: this.goods_info.goods_small_logo, // 商品的图片
               goods_state: true                   
      }
      this.addCart(goods)
      
        }
      }
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 750rpx;

    image {
      width: 100%;
      height: 100%;
    }
  }

  .goods_info {
    padding: 10px;
    padding-right: 0;
padding-bottom: 50px;
    .goods-price {
      color: #c00000;
      font-size: 18px;
      margin: 10px 0;
    }

    .goods-body {
      display: flex;
      justify-content: space-between;
      padding: 5px 10px;

      .favi {
        width: 120px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
     
      }
    }
    .yf{
       margin: 10px 0;
      font-size: 12px;
          color: gray;
    }
    .cart{
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
    }
  }
</style>
